public void Execute_AllEffectsAreAppliedToHeightMap()
{
// Arrange
var data = new double[, ] {
{ 0d, 0.25d, 0.5d, 0.75d, 1d }
};
var sourceMock = new Mock <HeightMapNode>();
sourceMock.SetupGet(h => h.Result)
.Returns(new HeightMap(data));
var expected = MockImageEffect(MockImageEffect(MockImageEffect(
sourceMock.Object.Result))).Data;
var mockEffectA = new Mock <IEffect>();
mockEffectA.Setup(m => m.Calculate(It.IsAny <HeightMap>()))
.Returns <HeightMap>(MockImageEffect);
var node = new ImageEffectNode(sourceMock.Object,
mockEffectA.Object, mockEffectA.Object, mockEffectA.Object);
// Act
node.Execute();
var actual = node.Result.Data;
// Assert
Assert.Equal(expected[0, 0], actual[0, 0]);
Assert.Equal(expected[0, 1], actual[0, 1]);
Assert.Equal(expected[0, 2], actual[0, 2]);
Assert.Equal(expected[0, 3], actual[0, 3]);
Assert.Equal(expected[0, 4], actual[0, 4]);
}
public void Constructor_NullSourceThrowsArgumentNullException()
{
// Assert
Assert.Throws <ArgumentNullException>(() => {
// Act
var actual = new ImageEffectNode(null);
});
}
public void Dependencies_ReturnsSource()
{
// Arrange
var source = new Mock <HeightMapNode>().Object;
// Act
var actual = new ImageEffectNode(source);
// Assert
Assert.Equal(source, actual.Dependencies.Single());
}
public void AddEffect_NullEffectThrowsArgumentNullException()
{
// Arrange
var source = new Mock <HeightMapNode>().Object;
var node = new ImageEffectNode(source);
// Assert
Assert.Throws <ArgumentNullException>(() => {
// Act
node.AddEffect(null);
});
}
public void AddEffect_AppendsEffectToList()
{
// Arrange
var source = new Mock <HeightMapNode>().Object;
var expected = new Mock <IEffect>().Object;
var node = new ImageEffectNode(source);
// Act
node.AddEffect(expected);
// Assert
Assert.Equal(expected, node.Effects.Single());
}
public void Constructor_InitializesSourceWithNoEffects()
{
// Arrange
var source = new Mock <HeightMapNode>().Object;
// Act
var actual = new ImageEffectNode(source);
// Assert
Assert.Equal(source, actual.Source);
Assert.NotNull(actual.Effects);
Assert.Empty(actual.Effects);
}
public void Constructor_InitializesSourceAndImageEffect()
{
// Arrange
var source = new Mock <HeightMapNode>().Object;
var effect = new Mock <IEffect>().Object;
// Act
var actual = new ImageEffectNode(source, effect);
// Assert
Assert.Equal(source, actual.Source);
Assert.Equal(effect, actual.Effects.Single());
}
public void Constructor_InitializesSourceAndMultipleEffects()
{
// Arrange
var source = new Mock <HeightMapNode>().Object;
var effectA = new Mock <IEffect>().Object;
var effectB = new Mock <IEffect>().Object;
// Act
var actual = new ImageEffectNode(source, effectA, effectB);
// Assert
Assert.Equal(source, actual.Source);
Assert.Equal(effectA, actual.Effects.First());
Assert.Equal(effectB, actual.Effects.Skip(1).First());
}
public void ISerializable_SerializeAndDeserializeCorrectly()
{
// Arrange
var source = new Mock <HeightMapNode>().Object;
var effectA = new Mock <IEffect>().Object;
var effectB = new Mock <IEffect>().Object;
var expected = new ImageEffectNode(source, effectA, effectB);
var info = MockSerializationInfo <ImageEffectNode>();
// Act
expected.GetObjectData(info, new StreamingContext());
var actual = new ImageEffectNode(info, new StreamingContext());
// Assert
Assert.Equal(expected.Source, actual.Source);
Assert.Equal(expected.Effects.First(), actual.Effects.First());
Assert.Equal(expected.Effects.Skip(1).First(), actual.Effects.Skip(1).First());
}
public void Execute_RunsCalculateOnAllEffects()
{
// Arrange
var sourceMock = new Mock <HeightMapNode>();
var mockEffectA = new Mock <IEffect>();
mockEffectA.Setup(m => m.Calculate(It.IsAny <HeightMap>()));
var mockEffectB = new Mock <IEffect>();
mockEffectB.Setup(m => m.Calculate(It.IsAny <HeightMap>()));
var node = new ImageEffectNode(sourceMock.Object, mockEffectA.Object, mockEffectB.Object);
// Act
node.Execute();
// Assert
mockEffectA.Verify(m => m.Calculate(It.IsAny <HeightMap>()), Times.Once);
mockEffectB.Verify(m => m.Calculate(It.IsAny <HeightMap>()), Times.Once);
}
public void Execute_ReturnsSourceWhenNoEffectsAreAdded()
{
// Arrange
var expected = new double[, ] {
{ 0d, 0.25d, 0.5d, 0.75d, 1d }
};
var sourceMock = new Mock <HeightMapNode>();
sourceMock.SetupGet(h => h.Result)
.Returns(new HeightMap(expected));
var node = new ImageEffectNode(sourceMock.Object);
// Act
node.Execute();
var actual = node.Result.Data;
// Assert
Assert.Equal(expected[0, 0], actual[0, 0]);
Assert.Equal(expected[0, 1], actual[0, 1]);
Assert.Equal(expected[0, 2], actual[0, 2]);
Assert.Equal(expected[0, 3], actual[0, 3]);
Assert.Equal(expected[0, 4], actual[0, 4]);
}
